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WorksheetsStickler #8 Review
Total questions: 22
Worksheet time: 14mins
Which is the best description of an element?
A substance that cannot be broken down into simpler substances
A collection of atoms that have different abilities when joined together
A man-made mineral
A mixture of substances
What is Solubility?
If something dissolves in water
If something sinks in water
If something floats in water
None of the above
Select the answer choices that describe a gas.
particles vibrate in place
particles have the most energy
particles are tightly bonded
no definite shape, no definite volume
How many students like vanilla and chocolate?
8
32
30
28
When a substance breaks evenly in a liquid, and disappears, it __________.
Heats
Freezes
Dissolves
If you had a mixture of rocks and sand and needed to separate them what method would work best?
The science teacher accidentally combined metal shavings with sand, what method can be used to separate the mixture?
True or False: The best way to separate rocks and sand is to use a sieve to sift the sand, this will allow the sand to fall through and the rocks to stay.
True
False
You have a glass of salt and water, what is the best method to separate the salt out of the water?
How to separate iron filings from flour?
Distillation
Evaporation
Filtration
Magnetic Attraction
A mixture is when two or more substances are combined and ...
they disappear.
they dissolve into one another.
they change color.
their properties do not change.
Burning a piece of paper is an example of a
Physical Change
Chemical change
